CN209587674U - A kind of pipe detection and repair robot - Google Patents
A kind of pipe detection and repair robot Download PDFInfo
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- CN209587674U CN209587674U CN201920235041.7U CN201920235041U CN209587674U CN 209587674 U CN209587674 U CN 209587674U CN 201920235041 U CN201920235041 U CN 201920235041U CN 209587674 U CN209587674 U CN 209587674U
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Abstract
The utility model provides a kind of pipe detection and repair robot, including pedestal, detection device and prosthetic device, detection device and prosthetic device are arranged at the top of pedestal, and detection device includes motor I, belt I, cylinder, fixing axle, transmission shaft, supporting table and visual sensor；Prosthetic device includes material storing box, support frame, dehvery pump and spraying mechanism, the top of pedestal is arranged in support frame, material storing box is mounted on the top of support frame, and material storing box is connected by connecting tube with the input port of dehvery pump, and the delivery outlet of dehvery pump is connected by conveying pipeline with nozzle component；Nozzle component includes transfer tube and spray head, and one end of transfer tube is connected with conveying pipeline far from one end of dehvery pump, and the other end of transfer tube is connected with spray head；Spraying mechanism includes bracket, motor II, belt II, connecting rod I, connecting rod II, connecting rod III and spray assembly, and the robot manipulation is simple, improve personnel's personal safety, rehabilitation cost is low and work efficiency is high.
Description
Technical field
The utility model relates to detection inside pipeline and recovery technique fields, and in particular to a kind of pipe detection and repair machine
Device people.
Background technique
Industrial and civilian liquid and the main applied metal pipeline of gas, since the corrosivity of liquid and gas is to pipeline
Inner wall generates corrosion, and pipeline easily causes leakage pollution to endanger without periodically repairing, while generating pollution to the liquid of conveying.
Inner surface of pipeline reparation generally use sandblasting bead blasted surfaces processing, principle be by abrasive jet to workpiece surface into
Row impact grinding, the impurity on surface, variegated and oxide layer is disposed, while is roughened dielectric surface, increases surface area, this
Sample can improve the adhesive force of coating, so that coating generates strongest acidproof, alkaline resistance properties, improve coating quality, play simultaneously
The effect of substrate surface residual stress is reduced, substrate surface hardness is improved and reaches the requirement of decorative surface.
The repair of China's metallic conduit is also generally in the backward state of manual work, and this mode is to artificial need
The amount of asking is larger, and seriously polluted, bad environments, endangers greatly operator's health, while cannot form coating anti-corrosion after repairing
Surface roughness needed for protective layer reduces pipeline service life to affect coating quality.People when mechanical cleaning process processing
Work workload and labor intensity are all too big, and mechanical cleaning method is not suitable for when for osculum internal diameter of the pipeline.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of pipe detection and repair robot are provided,
The robot manipulation is simple, improve personnel's personal safety, rehabilitation cost is low and work efficiency is high.
The utility model to solve above-mentioned technical problem the technical solution adopted is that: a kind of pipe detection and repair machine
People, which is used to that inner wall of the pipe to be detected and be repaired, including pedestal, detection device and prosthetic device, the detection
Device and the prosthetic device are respectively provided on the top of the base, and the detection device includes motor I, belt I, cylinder, consolidates
Dead axle, transmission shaft, supporting table and visual sensor；
The prosthetic device includes material storing box, support frame, dehvery pump and spraying mechanism, and support frame as described above is arranged at the bottom
The top of seat, the material storing box are mounted on the top of support frame as described above, and the dehvery pump is arranged below the material storing box, described
Material storing box is connected by connecting tube with the input port of the dehvery pump, and the delivery outlet of the dehvery pump passes through conveying pipeline and spray head
Component is connected；The nozzle component includes transfer tube and spray head, and one end of the transfer tube and the conveying pipeline are far from conveying
One end of pump is connected, and the other end of the transfer tube is connected with spray head；
The spraying mechanism includes bracket, motor II, belt II, connecting rod I, connecting rod II, connecting rod III and spray assembly.
Further, the monosymmetric of the pedestal is provided with traveling wheel.
Further, the top of the pedestal is arranged in the supporting table, and the supporting table is provided in the vertical direction
Exit passageway, the exit passageway run through the both ends of the supporting table, and the fixing axle, the transmission shaft are equal in the vertical direction
It is arranged in the exit passageway, the bottom end of the fixing axle is mounted on the base, and the top of the fixing axle is arranged described
In exit passageway, the driving sleeve is located on the periphery wall of the fixing axle, and driving wheel is provided on the transmission shaft, described
Driving wheel I is provided on the electric machine main shaft of motor I, the driving wheel I is connected by belt I with the driving wheel, the transmission
The top that the top at the top of the fixing axle and the transmission shaft are arranged at the top of axis is connected with cylinder, and the cylinder setting exists
In the exit passageway, the output end of the cylinder is connected with the visual sensor.
Further, the through-hole I being connected with the exit passageway, the belt are offered on the side wall of the supporting table
I input terminal is arranged on the driving wheel I, the output end of the belt I pass through after the through-hole I with the driving wheel phase
Even.
Further, headlamp is provided on the outer wall of the supporting table.
Further, on the base, the motor II is installed on the bracket, the motor for the bracket setting
It is provided with driving wheel II on II electric machine main shaft, is provided with shaft on the bracket, which is arranged in the upper of the motor II
It is square, driven wheel is arranged in the shaft, the driving wheel II is connected by belt II with driven wheel, one end of the connecting rod I
It is rotatablely connected with the electric machine main shaft of the motor II, the other end of the connecting rod I passes through the bottom end phase of connecting shaft I and connecting rod III
Even, the top of the connecting rod I is arranged in the connecting rod II, and one end of the connecting rod II and the shaft are rotatablely connected, the company
The other end of bar II is rotatablely connected by the top of connecting shaft II and connecting rod III.
Further, the spray assembly is mounted on the connecting rod III, and the spray assembly includes support base and is used for
The support component of constant transmissions pipe, the support base are mounted on the connecting rod III, and the support component is mounted on the support
On seat.
Further, the support component includes telescoping drive mechanism II, support rod and the pushing for constant transmissions pipe
Plate and top board, the telescoping drive mechanism II are arranged above the support base, the output end of the telescoping drive mechanism II
It is connected with the bottom end of support rod, the top of the support rod is arranged in the lower platen, and institute is symmetrically arranged in the top board
State the top of lower platen.
Further, the arc groove I for placing transfer tube, the bottom of the top board are provided at the top of the lower platen
Portion be provided with the symmetrically arranged arc groove II of the arc groove I, be provided with for locking on the lower platen and the top board
The clamping screw of tight lower platen and the top board.
Further, the telescoping drive mechanism II is electric pushrod, cylinder, any one in hydraulic cylinder.
The beneficial effects of the utility model are mainly manifested in the following aspects: when need to carry out pipeline inside detection with
When reparation, the robot in the utility model is placed in pipeline, the cylinder action of detection device is in visual sensor, vision
Sensor records the case where inner surface of pipeline after being pierced by the top of supporting table along exit passageway, logical by setting safety
Road is for protecting visual sensor, and by the way that motor I is arranged, motor I drives transmission shaft to be rotated by belt I, transmission shaft
It drives cylinder to be rotated, so that visual sensor be driven to be rotated, realizes that visual sensor sufficiently detects inner surface of pipeline
The situation in each place；
By the way that prosthetic device is arranged, dehvery pump extracts the feed liquid stored in material storing box by connecting tube out, the feed liquid of extraction
It is repaired after passing sequentially through conveying pipeline, transfer tube from the inner surface that spray head sprays to pipeline, by the way that spraying mechanism, motor II is arranged
On the one hand shaft rotation is driven by belt II, shaft drives connecting rod II to rotate, on the other hand motor II drives I turn of connecting rod
Dynamic, connecting rod I and connecting rod II drive connecting rod III to be moved up and down, and then drive spray head to synchronize movement, and then improve
The remediation efficiency of the inner surface of pipeline, the robot manipulation is simple, improve personnel's personal safety, rehabilitation cost is low.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the detection device of the utility model；
Fig. 3 is the structural schematic diagram of the prosthetic device of the utility model；
Fig. 4 is the structural schematic diagram of the spray assembly of the utility model；
Marked in the figure: 1, pedestal, 2, traveling wheel, 3, motor I, 301, driving wheel I, 4, supporting table, 401, exit passageway,
402, through-hole, 5, belt I, 6, fixing axle, 7, transmission shaft, 701, driving wheel, 702, cylinder, 8, visual sensor, 9, material storing box,
901, support frame, 902, connecting tube, 903, dehvery pump, 904, conveying pipeline, 905, transfer tube, 906, spray head, 10, bracket, 1001,
Motor II, 1002, driving wheel II, 1003, shaft, 1004, driven wheel, 1005, belt II, 11, connecting rod II, 12, connecting rod I, 13,
Connecting rod III, 1301, connecting shaft II, 1302, connecting shaft I, 14, support base, 15, telescoping drive mechanism II, 16, support rod, 17, under
Pressing plate, 1701, arc groove I, 18, top board, 1801, arc groove II, 19, clamping screw.
Specific embodiment
The utility model embodiment is described in detail in conjunction with attached drawing, the present embodiment is with technical solutions of the utility model
Premise, the detailed implementation method and specific operation process are given, but the protection scope of the utility model be not limited to it is following
Embodiment.
With reference to the accompanying drawings it is found that a kind of pipe detection and repair robot, the robot is for detecting inner wall of the pipe
And reparation, including pedestal 1, detection device and prosthetic device, the detection device and the prosthetic device be arranged at the bottom
The top of seat 1, the monosymmetric of the pedestal 1 are provided with traveling wheel 2, which is driven by driving motor and walked, due to
It is technical characteristic commonly used in the art that driving motor driving traveling wheel 2, which carries out walking, and driving motor is not drawn in this attached drawing,
The traveling wheel 2 of the every side of the pedestal 1 can be multiple, in order to walk in pipeline more steady；
The detection device includes that motor I 3, belt I 5, cylinder 702, fixing axle 6, transmission shaft 7, supporting table 4 and vision pass
Sensor 8；The top of the pedestal 1 is arranged in the supporting table 4, and the supporting table 4 is provided with exit passageway in the vertical direction
401, the exit passageway 401 runs through the both ends of the supporting table 4, and the fixing axle 6, the transmission shaft 7 are in the vertical direction
It is arranged in the exit passageway 401, the bottom end of the fixing axle 6 is mounted on pedestal 1, and the top of the fixing axle 6 is set
It sets in the exit passageway 401, the transmission shaft 7 is set on the periphery wall of the fixing axle 6, is set on the transmission shaft 7
It is equipped with driving wheel 701, driving wheel I 301 is provided on the electric machine main shaft of the motor I 3, the driving wheel I 301 passes through belt I 5
It is connected with the driving wheel 701, the top at 6 top of fixing axle and the transmission shaft 7 is arranged in the top of the transmission shaft 7
Top be connected with cylinder 702, the cylinder 702 is arranged in the exit passageway 401, the output end of the cylinder 702 with
The visual sensor 8 is connected, and is provided with headlamp on the outer wall of the supporting table 4, which is used to illuminate inside pipeline,
The case where capturing inner surface of pipeline convenient for visual sensor, visual sensor is video camera, is opened up on the side wall of the supporting table 4
There is the through-hole 402 being connected with the exit passageway 401, the input terminal of the belt I 5 is arranged on the driving wheel I 301,
The output end of the belt I 5 is connected after passing through the through-hole 402 with the driving wheel 701；
The prosthetic device includes material storing box 9, support frame 901, dehvery pump 903 and spraying mechanism, and support frame as described above 901 is set
It sets in the top of the pedestal 1, the material storing box 9 is mounted on the top of support frame as described above 901, and the setting of dehvery pump 903 exists
9 lower section of material storing box, the material storing box 9 is connected by connecting tube 902 with the input port of the dehvery pump 903, described defeated
The delivery outlet of material pump 903 is connected by conveying pipeline 904 with nozzle component；The nozzle component includes transfer tube 905 and spray head
906, one end of the transfer tube 905 is connected with the conveying pipeline 904 far from one end of dehvery pump 903, the transfer tube 905
The other end be connected with spray head 906；The spraying mechanism include bracket 10, motor II 1001, belt II 1005, connecting rod I 12,
Connecting rod II 11, connecting rod III 13 and spray assembly；The lower section of connecting rod II 11, and connecting rod I 12 and II 11 phase of connecting rod is arranged in connecting rod I 12
Mutually it is arranged in parallel；
The bracket 10 is arranged on the pedestal 1, and the motor II 1001 is mounted on the bracket 10, the motor
It is provided with driving wheel II 1002 on II 1001 electric machine main shaft, is provided with shaft 1003 on the bracket 10, which sets
It sets and is arranged with driven wheel 1004 on the top of the motor II 1001, the shaft 1003, the driving wheel II 1002 passes through
Belt II 1005 is connected with driven wheel 1004, and the electric machine main shaft of one end of the connecting rod I 12 and the motor II 1001, which rotates, to be connected
It connects, the other end of the connecting rod I 12 is connected by connecting shaft I 1302 with the bottom end of connecting rod III 13, and the setting of connecting rod II 11 exists
The top of the connecting rod I 12, one end of the connecting rod II 11 and the shaft 1003 are rotatablely connected, the connecting rod II 11 it is another
End is rotatablely connected by the top of connecting shaft II 1301 and connecting rod III 13；The spray assembly is mounted on the connecting rod III 13,
The spray assembly includes support base 14 and the support component for constant transmissions pipe 905, and the support base 14 is mounted on described
On connecting rod III 13, the support component is mounted on the support base 14；The support component include telescoping drive mechanism II 15,
Support rod 16 and lower platen 17 and top board 18 for constant transmissions pipe 905, the telescoping drive mechanism II 15 are arranged in institute
14 top of support base is stated, the output end of the telescoping drive mechanism II 15 is connected with the bottom end of support rod 16, the lower platen 17
The top of the support rod 16 is set, and the top of the lower platen 17 is symmetrically arranged in the top board 18；
The top of the lower platen 17 is provided with the arc groove I 1701 for placing transfer tube 905, the top board 18
Bottom is provided with and the symmetrically arranged arc groove II 1801 of the arc groove I 1701, the lower platen 17 and the top board 18
On be provided with clamping screw 19 for locking lower platen 17 and the top board 18, pass through setting arc groove I 1701 and arc
The transfer tube 905 of different-diameter can be placed in arc groove I 1701 and arc groove II 1801, work as transfer tube by slot II 1801
905 diameter hours can pad gasket appropriate in arc groove I 1701 and arc groove II 1801, when 905 diameter of transfer tube is big,
It can achieve the purpose that constant transmissions pipe 905 by adjusting clamping screw 19；Controller, visual sensor 8 are provided on pedestal 1
It is connect with the input terminal of controller, the input terminal of controller, which also passes through, to be wirelessly connected with remote controler, the output end and gas of controller
Cylinder 702, driving motor, motor I 3, motor II 1001, dehvery pump 903, telescoping drive mechanism II 15 are electrically connected；The flexible drive
Motivation structure II 15 is electric pushrod, cylinder, any one in hydraulic cylinder.
Working principle: when needing that pipeline inside is detected and repaired, the robot in the utility model is placed
In pipeline, the cylinder 702 of detection device acts on visual sensor 8, and visual sensor 8 is pierced by branch along exit passageway 401
The case where inner surface of pipeline, is recorded after supportting the top of platform 4, by setting exit passageway 401 for protecting visual sensor
8, by the way that motor I 3 is arranged, motor I 3 drives transmission shaft 7 to be rotated by belt I 5, and transmission shaft 7 drives cylinder 702 to carry out
Rotation realizes the sufficiently each place of detection inner surface of pipeline of visual sensor 8 so that visual sensor 8 be driven to be rotated
The case where inner surface of pipeline, is fed back to controller by situation, visual sensor 8, and controller action is in prosthetic device to table in pipeline
It is repaired in face；By the way that prosthetic device is arranged, dehvery pump 903 extracts the feed liquid stored in material storing box 9 by connecting tube 902 out,
The feed liquid of extraction is repaired after passing sequentially through conveying pipeline 904, transfer tube 905 from the inner surface that spray head 906 sprays to pipeline, is passed through
Spraying mechanism is set, and II 1001 one side of motor drives shaft 1003 to rotate by belt II 1005, and shaft 1003 drives connecting rod
On the other hand II 11 rotations, motor II 1001 drive connecting rod I 12 to be rotated, connecting rod I 12 and connecting rod II 11 drive connecting rod III 13
It is moved up and down, and then drives spray head 906 to synchronize movement, and then improve the remediation efficiency of the inner surface of pipeline,
The robot manipulation is simple, improve personnel's personal safety, rehabilitation cost is low.
It should also be noted that, herein, such as I, II, III relational terms are used merely to an entity or operation
It is distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation, there are any this
Actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, article or equipment for including a series of elements not only includes those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, article or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method, article or equipment of element.
Claims (10)
1. a kind of pipe detection and repair robot, which is used to that inner wall of the pipe to be detected and be repaired, including pedestal
(1), detection device and prosthetic device, the detection device and the prosthetic device are arranged at the top of the pedestal (1),
Be characterized in that: the detection device includes motor I (3), belt I (5), cylinder (702), fixing axle (6), transmission shaft (7), support
Platform (4) and visual sensor (8)；
The prosthetic device includes material storing box (9), support frame (901), dehvery pump (903) and spraying mechanism, support frame as described above
(901) it is arranged in the top of the pedestal (1), the material storing box (9) is mounted on the top of support frame as described above (901), described defeated
Below the material storing box (9), the material storing box (9) passes through connecting tube (902) and the dehvery pump for material pump (903) setting
(903) input port is connected, and the delivery outlet of the dehvery pump (903) is connected by conveying pipeline (904) with nozzle component；Institute
Stating nozzle component includes transfer tube (905) and spray head (906), and one end and the conveying pipeline (904) of the transfer tube (905) are remote
One end from dehvery pump (903) is connected, and the other end of the transfer tube (905) is connected with spray head (906)；The flush coater
Structure includes bracket (10), motor II (1001), belt II (1005), connecting rod I (12), connecting rod II (11), connecting rod III (13) and spray
Apply component.
2. a kind of pipe detection according to claim 1 and repair robot, it is characterised in that: the two of the pedestal (1)
Side is symmetrically arranged with traveling wheel (2).
3. a kind of pipe detection according to claim 1 and repair robot, it is characterised in that: the supporting table (4) sets
The top in the pedestal (1) is set, the supporting table (4) is provided with exit passageway (401) in the vertical direction, and the safety is logical
Road (401) runs through the both ends of the supporting table (4), and the fixing axle (6), the transmission shaft (7) are respectively provided in the vertical direction
In the exit passageway (401), the bottom end of the fixing axle (6) is mounted on pedestal (1), the top of the fixing axle (6)
Setting is in the exit passageway (401), and the transmission shaft (7) is set on the periphery wall of the fixing axle (6), the transmission
It is provided on axis (7) driving wheel (701), driving wheel I (301), the active is provided on the electric machine main shaft of the motor I (3)
I (301) of wheel are connected by belt I (5) with the driving wheel (701), and the top of the transmission shaft (7) is arranged in the fixing axle
(6) top of top and the transmission shaft (7) at the top of is connected with cylinder (702), and the cylinder (702) is arranged in the safety
In channel (401), the output end of the cylinder (702) is connected with the visual sensor (8).
4. a kind of pipe detection according to claim 3 and repair robot, it is characterised in that: the supporting table (4)
The through-hole (402) being connected with the exit passageway (401) is offered on side wall, the input terminal of the belt I (5) is arranged in institute
State on driving wheel I (301), the output end of the belt I (5) pass through the through-hole (402) afterwards with the driving wheel (701) phase
Even.
5. a kind of pipe detection according to claim 1 and repair robot, it is characterised in that: the supporting table (4)
Headlamp is provided on outer wall.
6. a kind of pipe detection according to claim 1 and repair robot, it is characterised in that: bracket (10) setting
On the pedestal (1), the motor II (1001) is mounted on the bracket (10), the motor master of the motor II (1001)
It is provided with driving wheel II (1002) on axis, is provided with shaft (1003) on the bracket (10), which is arranged in institute
The top of motor II (1001) is stated, is arranged with driven wheel (1004) on the shaft (1003), the driving wheel II (1002) is logical
It crosses belt II (1005) to be connected with driven wheel (1004), the motor of one end of the connecting rod I (12) and the motor II (1001)
The other end of main axis connection, the connecting rod I (12) is connected by connecting shaft I (1302) with the bottom end of connecting rod III (13), institute
Connecting rod II (11) setting is stated in the top of the connecting rod I (12), one end and the shaft (1003) of the connecting rod II (11) turn
The other end of dynamic connection, the connecting rod II (11) is rotatablely connected by the top of connecting shaft II (1301) and connecting rod III (13).
7. a kind of pipe detection according to claim 6 and repair robot, it is characterised in that: the spray assembly installation
On the connecting rod III (13), the spray assembly include support base (14) and be used for constant transmissions pipe (905) support component,
The support base (14) is mounted on the connecting rod III (13), and the support component is mounted on the support base (14).
8. a kind of pipe detection according to claim 7 and repair robot, it is characterised in that: the support component includes
Telescoping drive mechanism II (15), support rod (16) and the lower platen (17) and top board (18) that are used for constant transmissions pipe (905),
Telescoping drive mechanism II (15) setting is above the support base (14), the output end of the telescoping drive mechanism II (15)
It is connected with the bottom end of support rod (16), the lower platen (17) is arranged in the top of the support rod (16), the top board
(18) top of the symmetrical setting in the lower platen (17).
9. a kind of pipe detection according to claim 8 and repair robot, it is characterised in that: the lower platen (17)
Top is provided with the arc groove I (1701) for placing transfer tube (905), the bottom of the top board (18) be provided with it is described
It is provided on the symmetrically arranged arc groove II (1801) of arc groove I (1701), the lower platen (17) and the top board (18)
For locking the clamping screw (19) of lower platen (17) and the top board (18).
10. a kind of pipe detection according to claim 8 and repair robot, it is characterised in that: the flexible driving machine
Structure II (15) is electric pushrod, cylinder, any one in hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920235041.7U CN209587674U (en) | 2019-02-25 | 2019-02-25 | A kind of pipe detection and repair robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920235041.7U CN209587674U (en) | 2019-02-25 | 2019-02-25 | A kind of pipe detection and repair robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209587674U true CN209587674U (en) | 2019-11-05 |
Family
ID=68356094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920235041.7U Active CN209587674U (en) | 2019-02-25 | 2019-02-25 | A kind of pipe detection and repair robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209587674U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255979A (en) * | 2020-02-26 | 2020-06-09 | 郑州大学 | Visual intelligent rotary spraying equipment for repairing drainage pipeline |
| CN111578090A (en) * | 2020-05-22 | 2020-08-25 | 河北新天科创新能源技术有限公司 | Natural gas line leakage detection device |
| CN112097010A (en) * | 2020-09-26 | 2020-12-18 | 科顺生态建设(宁波)有限公司 | Drainage pipeline spraying repair device and repair method thereof |
-
2019
- 2019-02-25 CN CN201920235041.7U patent/CN209587674U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255979A (en) * | 2020-02-26 | 2020-06-09 | 郑州大学 | Visual intelligent rotary spraying equipment for repairing drainage pipeline |
| CN111578090A (en) * | 2020-05-22 | 2020-08-25 | 河北新天科创新能源技术有限公司 | Natural gas line leakage detection device |
| CN111578090B (en) * | 2020-05-22 | 2021-07-13 | 河北新天科创新能源技术有限公司 | Natural gas line leakage detection device |
| CN112097010A (en) * | 2020-09-26 | 2020-12-18 | 科顺生态建设(宁波)有限公司 | Drainage pipeline spraying repair device and repair method thereof |
| CN112097010B (en) * | 2020-09-26 | 2022-04-01 | 科顺生态建设(宁波)有限公司 | Drainage pipeline spraying repair device and repair method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 471000 No. 66, Longhua Avenue, airport industry cluster, Mengjin District, Luoyang City, Henan Province Patentee after: LUOYANG NAIRY MACHINERY EQUIPMENT CO.,LTD. Address before: 471000 Guan Lin Road, Luolong District, Luoyang, Henan Province, No. 280 Patentee before: LUOYANG NAIRY MACHINERY EQUIPMENT CO.,LTD. |
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| CP02 | Change in the address of a patent holder |